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प्रश्न
Name two animals having homologous organs and two having analogous organs. Name these organs.
उत्तर
Lizards and frogs have homologous organs; their forelimbs are homologous.
Insects and birds have analogous organs; their wings are analogous.
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संबंधित प्रश्न
What are vestigial organs?
Study the following statements:-
I. Wings of birds and wings of bats are homologous organs.
II. Wings of birds and wings of insects are modified forelimbs.
III. Wings of birds and wings of insects are analogous organs.
IV. Wings of birds and forelimbs of horse are homologous organs.
The correct statements are
(A) I and II
(B) II and III
(C) III and IV
(D) I and IV
An example of homologous organs is
Enlist any four sequential evolutionary names of human ancestors.
The organs which perform similar functions but have different basic structure are called :
(a) asymmetric organs
(b) analogous organs
(c) homologous organs
(d) homophonic organs
Answer the following question.
Wisdom teeth : Vestigial organs :: Lungfish : ....................
Match the following.
| Column A | Column B |
| 1) Morphological evidences | a) Tail-bone or wisdom teeth |
| 2) Paleontological evidences | b) Leaf venation |
| c) Fossils |
Study of fossils is ______.
The process of mating of individuals, which are more closing related than the average of the population to which they belong is called ______.
As shown in figure below some organisms that share a common ancestor have features that have different functions, but similar structures.
These are known as ______. Give example.
